40e7b89485d8f764404ceec77d96adbc *ph1997-12-31d2t01.shn 8030842f102e1f5625b23fb9700fe8b2 *ph1997-12-31d2t02.shn b0909eab32e64c34c8ae99db6e35ce4e *ph1997-12-31d2t03.shn 2118309db280e9abab89cc5a86d21e34 *ph1997-12-31d2t04.shn 851bb6379d1fc20c1c9952328dd92ce7 *ph1997-12-31d2t05.shn 1848751a612ca02cdfbab2b1039ce9b9 *ph1997-12-31d2t06.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned